
United States
San Diego in September
26° / 20°Rainy days 1
Good-value San Diego hotels in September
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San Diego weather in September
26° / 20°
8 mm
1 / 30
99/100
San Diego in September ranks #4 of 12 months for comfort: highs around 26°C, lows 20°C, and about 1 rainy days. Compared with August, highs change by 0°C and rainy days by +1.
Compared with the months around it
| Month | High / Low | Rainy days | Index |
|---|---|---|---|
| August | 26° / 20° | 0 | 100 |
| September | 26° / 20° | 1 | 99 |
| October | 25° / 17° | 1 | 98 |
Top tours & tickets in San Diego
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Public holidays · September 2027
- 09/06Labour Day









